080
FXUS65 KBYZ 191526
AFDBYZ
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BILLINGS MT
926 AM MDT MON OCT 19 2026
KEY MESSAGES
- SEASONABLY WARM AND MAINLY DRY CONDITIONS THROUGH MID-WEEK.
- A WEATHER SYSTEM MAY BRING COOLER TEMPERATURES, WINDY
CONDITIONS, AND PRECIPITATION TO THE AREA FRIDAY INTO SATURDAY,
THOUGH CONFIDENCE REMAINS LOW REGARDING IMPACTS.
UPDATE
SOUTHEAST WINDS ARE INCREASING OVER FAR EASTERN MONTANA THIS
MORNING WITH GUSTS MAINLY IN THE TEENS AND 20S (MPH) REPORTED.
PEAK WIND GUSTS LATE THIS MORNING INTO EARLY THIS AFTERNOON ARE
STILL EXPECTED IN THE 20S TO 40 MPH, STRONGEST OVER EASTERN
PORTIONS OF FALLON AND CARTER COUNTIES. EXPECT WINDS TO THEN
SUBSIDE A BIT THIS EVENING, THOUGH REMAIN BREEZY OVER EASTERN
MONTANA THROUGH TONIGHT AHEAD OF THE DRY COLD FRONT PASSAGE ON
TUESDAY. OTHERWISE, TEMPERATURES TODAY ACROSS THE REGION WILL BE
SLIGHTLY WARMER THAN YESTERDAY IN THE 60S TO LOWER 70S. LA
DISCUSSION
TODAY THROUGH SUNDAY...
WESTERLY FLOW TO MILD RIDGING WILL DOMINATE THROUGH MID WEEK,
KEEPING CONDITIONS MOSTLY WARM AND DRY. TODAY, A TIGHT SURFACE
PRESSURE GRADIENT AND LOW LEVEL JET ACROSS SOUTHEAST MT AHEAD OF
A WEAK COLD FRONT WILL CREATE BREEZY CONDITIONS THROUGH THE DAY.
SOUTHEAST WIND GUSTS OF 30-45 MPH ARE EXPECTED. AS FAR AS THE WEAK
COLD FRONT, NOT MUCH IS EXPECTED IN THE WAY OF WINDS OR
SIGNIFICANT TEMPERATURE CHANGES. AS AN UPPER LEVEL LOW WORKS ITS
WAY ONTO THE WEST COAST MID WEEK, A SLIGHT SOUTHWESTERLY FLOW OVER
SOUTHWEST MT WILL PROMOTE SMALL PRECIPITATION CHANCES (10-30%)
OVER THE ABSAROKA- BEARTOOTHS TUESDAY- THURSDAY. TOWARDS FRIDAY,
ENSEMBLES GENERALLY SHOW THAT LOW MOVING UP INTO THE REGION.
THERE'S STILL UNCERTAINTY AT THIS TIME REGARDING THE TRACK OF THIS
SYSTEM WHICH WILL AFFECT PRECIPITATION AMOUNTS, MOUNTAIN SNOW
IMPACTS, AND WIND POTENTIAL. TS
AVIATION
VFR CONDITIONS WILL PREVAIL THROUGH THE PERIOD. SOUTHEAST WINDS
OVER THE PLAINS WILL BE BREEZY TODAY WITH GUSTS UP TO 35 KTS
POSSIBLE FOR KBHK. LLWS IS POSSIBLE FROM KMLS TO KBHK AFTER 02Z.
WMR
PRELIMINARY POINT TEMP/POPS
TDY TUE WED THU FRI SAT SUN
-------------------------------------------------------
BIL 068 041/068 038/065 043/073 048/059 037/052 032/053
0/U 00/B 00/U 00/U 48/W 51/B 01/B
LVM 072 038/069 036/068 040/071 039/050 027/047 026/052
0/U 01/B 10/U 01/U 79/W 61/U 11/B
HDN 070 036/068 035/070 039/074 045/062 035/054 029/056
0/U 00/U 10/U 00/U 28/W 61/B 01/B
MLS 069 039/067 037/066 046/073 050/063 037/050 031/053
0/U 00/U 00/U 00/U 16/W 71/N 01/B
4BQ 068 044/069 039/068 049/077 054/066 039/051 034/056
0/U 00/U 00/U 00/B 15/W 61/B 01/U
BHK 064 036/070 034/066 042/078 050/071 033/050 026/054
0/N 00/U 00/U 00/U 14/W 61/N 11/U
SHR 069 037/071 036/069 043/074 045/062 031/051 027/057
0/U 00/U 00/U 00/B 17/W 72/W 01/U
BYZ WATCHES/WARNINGS/ADVISORIES
MT...NONE.
WY...NONE.
WEATHER.GOV/BILLINGS
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